J4 NERVE. [CH. vii. 



in others special end organs. We shall deal with these in our 

 study of sensation. (See Neuro-muscular Spindles, p. 93.) 



Fig. 128. Plexus of Auerbach, between the two layers of the muscular coat of the 

 intestine. (Cadiat.) 



Development of Nerve-fibres. 



A nerve-fibre is primarily an outgrowth from a nerve-cell, as is 

 shown in the accompanying diagram. A nerve-cell, though it 



Fig. 123. Multipolar nerve-cell from anterior horn of spinal cord ; a, axis cylinder 

 process. (Max Schultze.) 



